22531326112 has 24 divisors (see below), whose sum is σ = 44464442400. Its totient is φ = 11238769344.

The previous prime is 22531326107. The next prime is 22531326121. The reversal of 22531326112 is 21162313522.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 826812 + ... + 853627.

It is an arithmetic number, because the mean of its divisors is an integer number (1852685100).

Almost surely, 2^22531326112 is an apocalyptic number.

It is an amenable number.

22531326112 is a deficient number, since it is larger than the sum of its proper divisors (21933116288).

22531326112 is a wasteful number, since it uses less digits than its factorization.

22531326112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680868 (or 1680860 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

Adding to 22531326112 its reverse (21162313522), we get a palindrome (43693639634).

The spelling of 22531326112 in words is "twenty-two billion, five hundred thirty-one million, three hundred twenty-six thousand, one hundred twelve".